Deriner Dam upstream left Bank View on 11 July 2012 with Reservoir Water Level at 269.75 masl and Photographer

Deriner Dam downstream right Bank View on 14 June 2012 with Orifice Spillways 1R and +1L open and Reservoir Water Level at 256.59 masl and Photographer

Deriner Dam downstream left Bank View with Orifice Spillways 1R and +1L open and Lake Water Level at 259.78 masl and Photographer

Deriner Reservoir seen from Exploratory Tunnel T2 on 22 September 2012 with Lake Water Level at 304.70 masl and Photographer

Deriner Dam seen from between Exploratory Tunnels T1 and T2 on 24 September 2012 with Lake Water Level at 305.26 masl

Deriner Dam seen from between Exploratory Tunnels T1 and T2 on 24 September 2012 with Lake Water Level at 305.26 masl with Driver

Deriner Dam seen from between Exploratory Tunnels T1 and T2 on 24 September 2012 with Lake Water Level at 305.26 masl with Photographer and Driver

Lake Deriner with Berta Viaduct on 4 August 2012 during Impounding with Water Level at 285.10 masl with Photographer

Lake Deriner with Berta Viaduct on 4 August 2012 during Impounding with Water Level at 285.10 masl

Deriner Dam - Left Bank downstream Panorama with empty Çoruh River and upstream Water Level at 249.49 masl

Deriner Dam on 11 August 2011

Deriner Dam on 29 September 2011 with Photographer

Inside the bunker B356

Seagull and the Caribbean Princess Cruise in Fort Lauderdale

Arshia Faridani Sep 2015 Kharazmi Co Ghaem Montazer Powerhouse Malard 01

Cavern made with Bryce

Carnglaze caverns, main cavern

Calcareous cavern flowstone formation.

Sao Mateus Cave III

The Abyss Novegno

Cuevas de Caminayo en Prioro, Leon

Dynamited Cave entrance (interior)

Butter Cave entrance [2]

Eureka Cave (exterior)